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Cheap flights from Ontario to Saint George from $224

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Saint George departing on 5/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Saint George

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:12 pm - 12:15 am
ONT
-
SGU
4h 03m
1 stop
American Airlines Logo
5:30 pm - 9:57 pm
SGU
-
ONT
5h 27m
1 stop
$283American Airlines
Thu, May 28 - Thu, Jun 4
Delta Logo
6:00 am - 10:45 am
ONT
-
SGU
3h 45m
1 stop
Delta Logo
3:20 pm - 10:41 pm
SGU
-
ONT
8h 21m
2 stops
$294Delta
Fri, Jun 26 - Mon, Jun 29
American Airlines Logo
7:13 pm - 12:15 am
ONT
-
SGU
4h 02m
1 stop
American Airlines Logo
7:25 am - 12:04 pm
SGU
-
ONT
5h 39m
1 stop
$319American Airlines
Fri, Jun 19 - Tue, Jun 23
Delta Logo
6:00 am - 10:45 am
ONT
-
SGU
3h 45m
1 stop
Delta Logo
5:50 am - 8:50 am
SGU
-
ONT
4h 00m
1 stop
$322Delta
Thu, Jun 11 - Sun, Jun 14
American Airlines Logo
7:12 pm - 12:15 am
ONT
-
SGU
4h 03m
1 stop
American Airlines Logo
5:30 pm - 9:57 pm
SGU
-
ONT
5h 27m
1 stop
$348American Airlines
Fri, May 29 - Mon, Jun 8
Delta Logo
6:00 am - 10:45 am
ONT
-
SGU
3h 45m
1 stop
Delta Logo
5:50 am - 8:50 am
SGU
-
ONT
4h 00m
1 stop
$351Delta
Tue, Jun 9 - Sun, Jun 14
United Airlines Logo
5:00 am - 1:13 pm
ONT
-
SGU
7h 13m
1 stop
United Airlines Logo
1:48 pm - 8:46 pm
SGU
-
ONT
7h 58m
1 stop
$358United Airlines
Thu, May 28 - Mon, Jun 1
American Airlines Logo
6:10 am - 11:03 am
ONT
-
SGU
3h 53m
1 stop
American Airlines Logo
5:30 pm - 9:57 pm
SGU
-
ONT
5h 27m
1 stop
$378American Airlines
Sat, May 30 - Mon, Jun 8
Delta Logo
5:06 pm - 9:56 pm
ONT
-
SGU
3h 50m
1 stop
Delta Logo
1:14 pm - 4:24 pm
SGU
-
ONT
4h 10m
1 stop
$380Delta
Tue, Aug 4 - Fri, Aug 7
Delta Logo
5:06 pm - 9:56 pm
ONT
-
SGU
3h 50m
1 stop
Delta Logo
5:50 am - 8:48 am
SGU
-
ONT
3h 58m
1 stop
$387Delta
Fri, Aug 28 - Sun, Aug 30

United Airlines flights from Ontario to Saint George

Our best United Airlines deals on Ontario to Saint George flight tickets
United Airlines
May 28
ONT5:00 amOntario
7h 13m
1 stop
SGU1:13 pmSaint George
Jun 1
SGU1:48 pmSaint George
7h 58m
1 stop
ONT8:46 pmOntario
$358
United Airlines
Aug 7
ONT5:00 amOntario
7h 13m
1 stop
SGU1:13 pmSaint George
Aug 8
SGU1:48 pmSaint George
7h 54m
1 stop
ONT8:42 pmOntario
$399
United Airlines
Jul 23
ONT5:00 amOntario
7h 13m
1 stop
SGU1:13 pmSaint George
Jul 26
SGU1:48 pmSaint George
7h 54m
1 stop
ONT8:42 pmOntario
$404

American Airlines flights from Ontario to Saint George

Our best American Airlines deals on Ontario to Saint George flight tickets
American Airlines
May 28
ONT7:12 pmOntario
4h 03m
1 stop
SGU12:15 amSaint George
Jun 4
SGU5:30 pmSaint George
5h 27m
1 stop
ONT9:57 pmOntario
$283
American Airlines
Jun 19
ONT7:13 pmOntario
4h 02m
1 stop
SGU12:15 amSaint George
Jun 23
SGU7:25 amSaint George
5h 39m
1 stop
ONT12:04 pmOntario
$319
American Airlines
May 29
ONT7:12 pmOntario
4h 03m
1 stop
SGU12:15 amSaint George
Jun 8
SGU5:30 pmSaint George
5h 27m
1 stop
ONT9:57 pmOntario
$348

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Saint George that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 17, 2026.
Use the filters below to find and compare flights from Ontario to Saint George that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Thu 5/28

7:12 pm-12:15 am

1 stop4h 03m

Saint George

Thu 6/4

5:30 pm-9:57 pm

1 stop5h 27m

$283

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Fri 6/26

6:00 am-10:45 am

1 stop3h 45m

Saint George

Mon 6/29

3:20 pm-10:41 pm

2 stops8h 21m

$294

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Fri 6/19

7:13 pm-12:15 am

1 stop4h 02m

Saint George

Tue 6/23

7:25 am-12:04 pm

1 stop5h 39m

$319
Quickest round-trip

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Thu 6/11

6:00 am-10:45 am

1 stop3h 45m

Saint George

Sun 6/14

5:50 am-8:50 am

1 stop4h 00m

$322

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Fri 5/29

7:12 pm-12:15 am

1 stop4h 03m

Saint George

Mon 6/8

5:30 pm-9:57 pm

1 stop5h 27m

$348

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Tue 6/9

6:00 am-10:45 am

1 stop3h 45m

Saint George

Sun 6/14

5:50 am-8:50 am

1 stop4h 00m

$351

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Thu 5/28

5:00 am-1:13 pm

1 stop7h 13m

Saint George

Mon 6/1

1:48 pm-8:46 pm

1 stop7h 58m

$358

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Sat 5/30

6:10 am-11:03 am

1 stop3h 53m

Saint George

Mon 6/8

5:30 pm-9:57 pm

1 stop5h 27m

$378

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Tue 8/4

5:06 pm-9:56 pm

1 stop3h 50m

Saint George

Fri 8/7

1:14 pm-4:24 pm

1 stop4h 10m

$380

OntarioSaint George

ONT - SGU

ONTSGU

Ontario

Fri 8/28

5:06 pm-9:56 pm

1 stop3h 50m

Saint George

Sun 8/30

5:50 am-8:48 am

1 stop3h 58m

$387

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Saint George from

How to get the cheapest flight ticket from Ontario to Saint George

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Saint George?

The cheapest day to depart on your flight to Saint George is on a Saturday when prices can be found for as low as $263. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Saint George on Sunday is $507.

When to book flights from Ontario to Saint George

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Saint George according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Saint George (ONT to SGU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Saint George

Fastest flight time

3h 42m

Direct flights

None
The fastest flight from Ontario to Saint George takes 3h 42m
There are no direct flights from Ontario to Saint George. There are no popular flight routes from Ontario to Saint George.
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Frequently asked questions about flying from Ontario to Saint George

  • How far is Ontario to Saint George by plane?

    Saint George is 310.6 mi away from Ontario. By plane, this route typically takes 3h 42m.

  • When did momondo last update prices for flights from Ontario Airport to Saint George Airport?

    Prices for flights from Ontario Airport to Saint George Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Saint George Airport?

  • How old do you have to be to fly from Ontario Airport to Saint George Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Saint George Airport.

  • What documentation or ID do you need to fly to Saint George Airport?

    The necessary travel and health documents for your Saint George Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Saint George?

Best airlines flying from Ontario to Saint George

Compare and see reviews for airlines that fly from Ontario to Saint George with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $238Free CancellationRating
7.1
11,654 reviews
Search American Airlines flights

Traveling to a place near Saint George?

Book flights to Saint George if you plan to visit one of these locations
Springdale
Hurricane
Virgin

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Saint George?

It is quick and easy to find Ontario to Saint George flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint George that suits you.

Can I find flights from Ontario to Saint George with flexible booking policies on momondo?

momondo does allow users to show only those flights to Saint George from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Saint George?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Saint George from Ontario.

I’m not ready to book a flight from Ontario to Saint George right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Saint George flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Saint George trip

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